bus: fsl-mc: drop useless cleanup

This cleanup is actually a no-op because the resources are freed when
the device objects are removed from the allocator at driver remove
time. Remove the fsl_mc_cleanup_all_resource_pools() function and its
call site.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20250408105814.2837951-6-ioana.ciornei@nxp.com
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>

Author: tudorl

drivers/bus/fsl-mc/dprc-driver.c

@@ -806,8 +806,6 @@ int dprc_cleanup(struct fsl_mc_device *mc_dev)
 		dev_set_msi_domain(&mc_dev->dev, NULL);
 	}
 
-	fsl_mc_cleanup_all_resource_pools(mc_dev);
-
 	/* if this step fails we cannot go further with cleanup as there is no way of
 	 * communicating with the firmware
 	 */

drivers/bus/fsl-mc/fsl-mc-allocator.c

@@ -555,27 +555,6 @@ void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev)
 	}
 }
 
-static void fsl_mc_cleanup_resource_pool(struct fsl_mc_device *mc_bus_dev,
-					 enum fsl_mc_pool_type pool_type)
-{
-	struct fsl_mc_resource *resource;
-	struct fsl_mc_resource *next;
-	struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
-	struct fsl_mc_resource_pool *res_pool =
-					&mc_bus->resource_pools[pool_type];
-
-	list_for_each_entry_safe(resource, next, &res_pool->free_list, node)
-		devm_kfree(&mc_bus_dev->dev, resource);
-}
-
-void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev)
-{
-	int pool_type;
-
-	for (pool_type = 0; pool_type < FSL_MC_NUM_POOL_TYPES; pool_type++)
-		fsl_mc_cleanup_resource_pool(mc_bus_dev, pool_type);
-}
-
 /*
  * fsl_mc_allocator_probe - callback invoked when an allocatable device is
  * being added to the system

drivers/bus/fsl-mc/fsl-mc-private.h

@@ -629,8 +629,6 @@ int __init fsl_mc_allocator_driver_init(void);
 
 void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
 
-void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
-
 int __must_check fsl_mc_resource_allocate(struct fsl_mc_bus *mc_bus,
 					  enum fsl_mc_pool_type pool_type,
 					  struct fsl_mc_resource